Magnesite
      Ross N L
      American Mineralogist 82 (1997) 682-688
      The equation of state and high-pressure behaviour of magnesite
      Sample: at P = 6.05 GPa
      _database_code_amcsd 0001910

      CELL PARAMETERS:    4.5812   4.5812  14.6302   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    265.913
      Density (g/cm3):      3.159
      MAX. ABS. INTENSITY / VOLUME**2:      17.29385097    
      RIR:      1.783
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                33.32        100.00        2.6892    1   0   4         6
                36.86         12.94        2.4384    0   0   6         2
                39.33          6.23        2.2906    1   1   0         6
                43.66         53.59        2.0733    1   1   3        12
                47.49         13.70        1.9146    2   0   2         6
                52.48          5.76        1.7438    0   2   4         6
                55.00         24.82        1.6695    1   1   6        12
                55.31         18.18        1.6608    0   1   8         6
                62.23          4.94        1.4917    2   1   1        12
                63.31          7.77        1.4690    1   2   2        12
                67.51          6.98        1.3875    2   1   4        12
                69.97          2.34        1.3446    2   0   8         6
                70.58          2.91        1.3345    1   2   5        12
                71.12          7.21        1.3257    1   1   9        12
                71.31         14.88        1.3225    3   0   0         6
                78.44          5.01        1.2192    0   0  12         2
                78.50          1.91        1.2184    2   1   7        12
                81.80          2.05        1.1774    0   2  10         6
                83.34          3.67        1.1596    1   2   8        12
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.